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The gfcanalysis package facilitates analyses of forest change using the Global Forest Change dataset released by Hansen et al. 2013. The package was designed to support the work of the Tropical Ecology Assessment & Monitoring (TEAM) Network.

Package Installation

Release Version

To install the release version of gfcanalysis in R, just run:


Development Version

The easiest way to install the development version of the gfcanalysis package is using the devtools package. After installing devtools, type:



There are two example scripts demonstrating how to use the gfcanalysis package:

Author Contact Information

Alex Zvoleff
Director, Data Science
Vital Signs
Conservation International
2011 Crystal Dr. Suite 500
Arlington, VA 22202


Hansen, M. C., P. V. Potapov, R. Moore, M. Hancher, S. A. Turubanova, A. Tyukavina, D. Thau, S. V. Stehman, S. J. Goetz, T. R. Loveland, A. Kommareddy, A. Egorov, L. Chini, C. O. Justice, and J. R. G. Townshend. 2013. High-Resolution Global Maps of 21st-Century Forest Cover Change. Science 342, (15 November): 850--853. Data available on-line from: